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1.5.1 Replacing the batteries
The TH140 will display an icon indicat-
ing that the batteries must be replaced.
This icon will be displayed for 60 days;
after this delay, the TH140 will shut
down the heating unit.
The time and programming are saved
for 15 seconds when replacing the batteries.
2. Basic Configuration
Note:
You may program the thermostat while holding it in your
hands or when it is mounted on the mounting plate.
2.1 Set the Time and Day
!
Set the time, using the
"
Set the day, using the
2.2 Configure the Setpoints
2.2.1 Comfort and Economy
These setpoints are associated to the schedule's programs and are
pre-programmed as follows:
Comfort
68°F (20°C)
Economy
64°F (18°C)
2.2.2 Vacation
This pre-programmed setpoint is used when the Vacation mode is
activated.
Vacation
50°F (10°C)
2.2.3 To Modify a Setpoint
!
Set the temperature using
"
Press and hold one of the set-
point buttons (
or
until the icon is displayed on the
screen (approx. 3 seconds).
#
Press
MANUAL/AUTO
2.3 View the Current Setpoint
To view the current set-
point,
quickly
press
once
one of the arrow
buttons
.
The screen displays
the setpoint; the arrow
indicates a setpoint.
HOUR
and
MINUTE
buttons.
DAY
button.
Programs 1 and 3
Programs 2 and 4
.
or
)
to select the normal operating mode.
3. Select the Operating Mode
The TH140 offers three operating modes:
3.1 Automatic
This mode executes the schedule.
To activate:
• Press
MANUAL/AUTO
until
The program setpoint icon is displayed.
3.1.1 Temporary Bypass
When in Automatic mode, you can temporarily
bypass the current program setpoint until the
beginning of the next program. To bypass:
• Set the desired temperature
use a pre-defined setpoint.
3.2 Manual
This mode allows you to maintain a constant tem-
perature. To activate this mode:
• Press
MANUAL/AUTO
until
• Set temperature
OR quickly press
to use a pre-defined setpoint.
3.3 Vacation
Maintains a specific temperature when away for a
prolonged absence (e.g. vacation).
• From the TH140, quickly press
• Can also be activated remotely (CT240, home
automation system or any other system) if the
remote input is connected to one of these sys-
tems.
Note:
When the Vacation mode is activated remotely, it can only be
deactivated remotely.
Note:
For details on how to activate the Vacation mode using a
telephone, refer to the CT240 Instruction Manual.
4. Program Your Schedule
The TH140 allows four setting changes for each day of the week.
There are no pre-set programs. The programs can be tailored to fit
your life style.
For each day, enter the time at which you wake up (PROG 1), the
time you leave for work (PROG 2), the time you return home
(PROG 3) and the time you go to bed (PROG 4):
Programs
Associated Setpoint
PROG 1
PROG 2
PROG 3
PROG 4
Note:
For temperature increases (PROG 1 and 3), allow at least
15 minutes per °C. For example, if you have lowered the
temperature by 3°C during the night and you wake up at
7 a.m., change the setting at 6:15 a.m.
is displayed.
OR quickly press
is displayed.
or
to activate.
Time
Wake-up
(Comfort)
Leave home
(Economy)
Return home
(Comfort)
Night
(Economy)
3/4
400-140-000-A
or
to
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